MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9f98f7cb75c1618212c4f9343dea4aa27ef27bc9670c96ba2dbf08092e615213. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry



CryptBot


Vendor detections: 11


Intelligence 11 IOCs YARA 4 File information Comments

SHA256 hash: 9f98f7cb75c1618212c4f9343dea4aa27ef27bc9670c96ba2dbf08092e615213
SHA3-384 hash: ed7a671c20b617fba09b8aab08212c9b434f2ae10ddccc51f3375701592ba0454ca854bbcd2c95d63b53456ad52259b6
SHA1 hash: c131deaeb2a474cb9bb1aaa8b496dc9f19c570d9
MD5 hash: 7cd76febc5bac2746619015c60faa93b
humanhash: juliet-ceiling-lima-nitrogen
File name:file
Download: download sample
Signature CryptBot
File size:4'389'888 bytes
First seen:2024-11-21 13:51:53 UTC
Last seen:2024-11-21 13:52:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 98304:ivmZf+wWix8TaTuZqLtofCjnFtN2/zPjztHIe0b:smVxGTcsqpOCD0LRHz0b
TLSH T1431633A9146A6E61DCC93B3216E3815EE365130B689035BB32129C3FFF2B977B334456
TrID 27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
20.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
18.5% (.EXE) Win32 Executable (generic) (4504/4/1)
8.4% (.ICL) Windows Icons Library (generic) (2059/9)
8.3% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter Bitsight
Tags:CryptBot exe


Avatar
Bitsight
url: http://31.41.244.11/files/random.exe

Intelligence


File Origin
# of uploads :
3
# of downloads :
466
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-11-21 13:53:50 UTC
Tags:
themida stealer cryptbot

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.1%
Tags:
vmdetect phishing autorun
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Searching for the window
Сreating synchronization primitives
Searching for analyzing tools
DNS request
Connection attempt
Sending an HTTP GET request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm crypto packed packed packer_detected
Result
Threat name:
Cryptbot
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Attempt to bypass Chrome Application-Bound Encryption
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
Hides threads from debuggers
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Suricata IDS alerts for network traffic
Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to detect virtualization through RDTSC time measurements
Tries to evade debugger and weak emulator (self modifying code)
Yara detected Cryptbot
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Amadey
Status:
Malicious
First seen:
2024-11-21 13:48:30 UTC
File Type:
PE (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery evasion
Behaviour
Suspicious behavior: EnumeratesProcesses
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks BIOS information in registry
Identifies Wine through registry keys
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
67ff7dcc697995bb432ce163666979ac7e6c2cdbbf7863d11f2c02533d4be70f
MD5 hash:
34ddfdd61b5f7e31df1d210efdf196af
SHA1 hash:
0d92833a889bbc304c9ffd6dbffb81fc997a87ba
SH256 hash:
9f98f7cb75c1618212c4f9343dea4aa27ef27bc9670c96ba2dbf08092e615213
MD5 hash:
7cd76febc5bac2746619015c60faa93b
SHA1 hash:
c131deaeb2a474cb9bb1aaa8b496dc9f19c570d9
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures


MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:pe_detect_tls_callbacks
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:vmdetect
Author:nex
Description:Possibly employs anti-virtualization techniques

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Web download

CryptBot

Executable exe 9f98f7cb75c1618212c4f9343dea4aa27ef27bc9670c96ba2dbf08092e615213

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download

BLint


The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical

Comments